feat(llm): support incremental Responses WebSocket transport

mcp_server/tools/automation.py

@@ -14,6 +14,7 @@ from mcp_server.base import mcp
 
 EXPORT_DIR = ROOT_DIR / "artifacts" / "mcp_exports"
 MODEL_FIELDS = {
+    "transport",
     "base_url",
     "model",
     "timeout_seconds",
@@ -186,7 +187,7 @@ async def mobile_config(
     """Read configuration or explicitly save non-secret defaults for FUTURE tasks.
 
     Only set persist_defaults=true when the user requests saved/global configuration.
-    model changes: model (preset or custom), base_url, reasoning_effort
+    model changes: model (preset or custom), base_url, transport (http/websocket), reasoning_effort
     (default/none/minimal/low/medium/high/xhigh/max), timeout_seconds, max_retries,
     retry_interval_seconds, rate_limit_retry_seconds, tool_fallback_model,
     tool_fallback_reasoning_effort, tool_fallback_max_retries,